 /*******************************************************************************
  * Copyright (c) 2000, 2006 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/

 package org.eclipse.ui.activities;

 import java.util.Set ;

 /**
  * An instance of this interface allows clients to manage activities, as
  * defined by the extension point <code>org.eclipse.ui.activities</code>.
  * <p>
  * This interface extends <code>IActivityManager</code> by granting the ability
  * to alter the set of currently enabled activities.
  * </p>
  * <p>
  * This interface is not intended to be extended or implemented by clients.
  * </p>
  *
  * @since 3.0
  */
 public interface IMutableActivityManager extends IActivityManager {

     /**
      * Sets the set of identifiers to enabled activities.
      *
      * @param enabledActivityIds
      * the set of identifiers to enabled activities. This set may be
      * empty, but it must not be <code>null</code>. If this set
      * is not empty, it must only contain instances of <code>String</code>.
      */
     void setEnabledActivityIds(Set enabledActivityIds);
 }

